OSHA panel with a steel top

Except for steel joists that have been pre-assembled into panels, connections of individual steel joists to steel structures in bays of 40 feet (12.2 m) or more shall be fabricated to allow for field. [pdf]

Asian steel kiosk with gold OSHA inlays

Property from an Austrian private collection | 奧地利私人收藏 A brass fitting with gold and silver inlays, Eastern Zhou dynasty | 東周 銅錯金銀殘足 拍品已結束競投 November 8, 03:33 AM. [pdf]